Optipoint 400 STANDARD - Phone SIEMENS - Free user manual and instructions
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| Product Type | Corded desk phone |
| Brand | Siemens |
| Model | Optipoint 400 Standard |
| Display | Backlit LCD, 2-line |
| Speakerphone | Full-duplex |
| Keypad | Alphanumeric with 12 programmable keys |
| Connections | RJ-45 (Ethernet), RJ-11 (handset), headset jack |
| Power Supply | Power over Ethernet (PoE) or AC adapter (6V DC, 1A) |
| Dimensions (W x D x H) | 200 mm x 170 mm x 100 mm |
| Weight | 0.6 kg |
| Main Functions | Call waiting, call transfer, conference, redial, mute, hold, speed dial |
| Directory | Up to 100 entries |
| Caller ID | Yes, with name and number |
| Volume Control | Adjustable ringer and handset volume |
| Languages | Multiple (English, German, French, etc.) |
| Cleaning | Wipe with a soft, dry cloth. Do not use liquids. |
| Safety Precautions | Do not expose to moisture, extreme temperatures. Use only supplied power adapter. |
| Repairability | Replaceable handset and cord. Consult service center for internal repairs. |
| General Information | Business-grade desk phone, compatible with analog and VoIP systems. |
Frequently Asked Questions - Optipoint 400 STANDARD SIEMENS
How do I connect the Optipoint 400 Standard to my phone line?
Connect the Ethernet cable to your network and the phone. If using an analog line, connect the RJ-11 adapter. Power can be supplied via PoE or AC adapter.
How do I adjust the ringer volume?
Press the volume up/down keys while the phone is idle to adjust ringer volume. During a call, these keys adjust handset or speaker volume.
Can I use a headset with this phone?
Yes, the phone has a headset jack (2.5mm) on the bottom. Plug in a compatible headset and configure in settings.
How do I store a number in the directory?
Press the Menu key, navigate to Directory, select New Entry, enter name and number, then confirm.
What should I do if the display is blank?
Check power connection. Ensure the Ethernet cable is properly connected and PoE is active, or plug in the AC adapter.
How do I transfer a call?
During a call, press the Transfer key, dial the target number, wait for ring or answer, then press Transfer again to complete.
Is the phone compatible with VoIP systems?
Yes, the Optipoint 400 Standard supports SIP and can be configured for VoIP via its web interface or provisioning.
How do I set the language?
Go to Menu > Settings > Language and select your desired language from the list.
Can I use the phone without an external power supply?
Yes, if your network switch supports Power over Ethernet (PoE), the phone will work without an AC adapter.
How do I clean the phone?
Unplug the phone and wipe with a soft, lint-free cloth slightly dampened with water. Do not use chemicals or submerge.
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